using System.Collections.Generic;
using System;

public class Hello
{
    public static long h, w;
    public static int q;
    static void Main()
    {
        string[] line = Console.ReadLine().Trim().Split(' ');
        h = long.Parse(line[0]);
        w = long.Parse(line[1]);
        q = int.Parse(line[2]);
        getAns();
    }
    static void getAns()
    {
        var ans = h * w;
        var res = new long[q];
        var dw = new Dictionary<int, int>();
        for (int i = 0; i < q; i++)
        {
            string[] line = Console.ReadLine().Trim().Split(' ');
            var x = int.Parse(line[0]) - 1;
            var y = int.Parse(line[1]) - 1;
            if (dw.ContainsKey(y))
            {
                if (x < dw[y]) { ans -= (dw[y] - x); dw[y] = x; }
            }
            else { ans -= (h - x); dw[y] = x; }
            res[i] = ans;
        }
        Console.WriteLine(string.Join("\n", res));
    }
}